<?php

/**
 * LoginForm class.
 * LoginForm is the data structure for keeping
 * user login form data. It is used by the 'login' action of 'SiteController'.
 */
class LoginForm extends CFormModel
{
	public $username;
	public $password;
	private $_identity;
	private $rememberMe;

	/**
	 * Declares the validation rules.
	 * The rules state that username and password are required,
	 * and password needs to be authenticated.
	 */
	public function rules()
	{
		return array(
			// username and password are required
			array('username', 'required',"message"=>"用户名必须填写"),
			array('password', 'required',"message"=>"密码必须填写"),
			// password needs to be authenticated
			//校验真实用户名和密码
			array('password', 'authenticate'),
		);
	}
	/**
	 * Declares attribute labels.
	 */
	public function attributeLabels()
	{
		return array(
			'username' => '用户名：',
			'password' => '密　码：',
		);
	}

	/**
	 * Authenticates the password.
	 * This is the 'authenticate' validator as declared in rules().
	 */
	public function authenticate($attribute,$params)
	{
		if(!$this->hasErrors())
		{
			$this->_identity=new UserIdentity($this->username,$this->password);
			if(!$this->_identity->authenticate())
				$this->addError('password','用户名或密码错误');
		}
	} 

	/**
	 * Logs in the user using the given username and password in the model.
	 * @return boolean whether login is successful
	 */
	public function login()
	{
		if($this->_identity===null)
		{
			$this->_identity=new UserIdentity($this->username,$this->password);
			$this->_identity->authenticate();
		}
		if($this->_identity->errorCode===UserIdentity::ERROR_NONE)
		{
//			$duration=$this->rememberMe ? 3600*24*30 : 0; // 30 days
			$duration=$this->rememberMe ? 3600*24*14 : 0;//14 days
			Yii::app()->user->login($this->_identity,$duration);//设置Cookie信息
			return true;
		}
		else
			return false;
	}
	public function getRoleName(){
		$username = Yii::app()->user->name;
		$cmodel = new CCCModel();
		$_sql = "SELECT role_id FROM {{user}} WHERE user_name='".$username."'";
		$result = $cmodel->sel($_sql);
		$_sql = "SELECT role_name,role_type FROM {{role}} WHERE role_id=".$result['0']['role_id'];
		$result = $cmodel->sel($_sql);
		return $result;
	}
	
	public function getUserId($user_name){
		$cmodel = new CCCModel();
		$_sql = "SELECT user_id FROM {{user}} WHERE user_name='".$user_name."'";
		$result = $cmodel->sel($_sql);
		return $result;
	}
	
	public function getMenu(){
		$username = Yii::app()->user->name;
		$cmodel = new CCCModel();
		$_sql = "SELECT role_id FROM {{user}} WHERE user_name='".$username."'";
		$result = $cmodel->sel($_sql);
		$_sql = "select b.pages_name,b.pages_address,
			   (select c.pages_name from {{pages}} c where c.pages_id = b.pages_parent) as parent_name
			   from {{role_access}} a,{{pages}} b
			   where a.pages_id = b.pages_id and a.active =1 and a.role_id=".$result[0]['role_id']." order by b.pages_parent";		
		$result = $cmodel->sel($_sql);
		return $result;
	}
	
	//登陆成功的提示
	public function _success($_string,$_url){
		echo "<script type='text/javascript'>alert('".$_string."');location.href='".$_url."';</script>";
	}
	//登陆失败的提示
	public function _error($_string){
		echo "<script type='text/javascript'>alert('".$_string."');</script>";
	}
}
